Side by side

Grand Seiko SBGA427vsSmiths Armstrong Siddeley

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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SBGA427
Grand SeikoSBGA427
MSRP $5,800
Armstrong Siddeley
SmithsArmstrong Siddeley
MSRP $980
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At a glance

11 of 29 specs differ
Diameter
SBGA42739mm
Armstrong Siddeley42mm
Power Reserve
SBGA42772h
Armstrong Siddeley—
Water Resistance
SBGA427100m
Armstrong Siddeley100m
MSRP
SBGA427$5,800
Armstrong Siddeley$980

Full specifications

Case

5 specs
Category
Dress
—
Diameter
39mm
42mm
Thickness
12.3mm
12mm
Lug-to-Lug
46.8mm
52mm
Lug Width
19mm
22mm

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
Black
Cream

Movement

3 specs
Caliber
9R65
Unitas 6498
Type
Spring Drive
Manual
Power Reserve
72h
—

Pricing

1 specs
MSRP
$5,800
$980
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All alternatives to the SBGA427 →All alternatives to the Armstrong Siddeley →
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